• 152 Citations
  • 7 h-Index
20072019
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Research Output 2007 2019

  • 152 Citations
  • 7 h-Index
  • 42 Conference contribution
  • 17 Article
2019

Detections of pulse and blood pressure employing 5G millimeter wave signal

Yamaoka, Y., Liu, J. & Shimamoto, S., 2019 Feb 25, 2019 16th IEEE Annual Consumer Communications and Networking Conference, CCNC 2019. Institute of Electrical and Electronics Engineers Inc., 8651697. (2019 16th IEEE Annual Consumer Communications and Networking Conference, CCNC 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Blood pressure
Millimeter waves
Monitoring
Experiments
Wear of materials

Non-invasive glucose measurement based on ultrasonic transducer and near IR spectrometer

Gao, Y., Yamaoka, Y., Nagao, Y., Liu, J. & Shimamoto, S., 2019 Jan 1, Mobile and Wireless Technology 2018 - International Conference on Mobile and Wireless Technology ICMWT 2018. Springer-Verlag, p. 33-40 8 p. (Lecture Notes in Electrical Engineering; vol. 513).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Infrared spectrometers
Ultrasonic transducers
Glucose
Backpropagation
Spectrometers
2 Citations (Scopus)
Open Access
Information Services
avoidance
redundancy
Redundancy
Availability

P-persistent energy-Aware handover decisions employing rf fingerprint for adaptive-sized heterogeneous cellular networks

Pan, Z., Saito, M., Liu, J. & Shimamoto, S., 2019 Jan 1, In : IEEE Access. 7, p. 52929-52944 16 p., 8695833.

Research output: Contribution to journalArticle

Macros
Energy efficiency
Femtocell
Energy resources
Explosions

Prediction of ionospheric fading for long distance emergency communication

Yoshii, K., Saitou, M., Liu, J. & Shimamoto, S., 2019 May 1, 2019 IEEE International Conference on Communications Workshops, ICC Workshops 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8757151. (2019 IEEE International Conference on Communications Workshops, ICC Workshops 2019 - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Ionosphere
Communication
Carrier concentration
Fading (radio)
Frequency bands
2018

3D radio signal visualization employing drone

Hagiwara, R., Inata, H., Okouchi, Y., Liu, J. & Shimamoto, S., 2018 Mar 16, CCNC 2018 - 2018 15th IEEE Annual Consumer Communications and Networking Conference. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 1-2 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Visualization
Antennas
Detector circuits
Anechoic chambers
Experiments

A Direct Pre-Disortion Method Based on Gaussian LED Nonlinear Behavior Model for Visible Light Communication

Wu, R., Chen, X., Guo, Y., Liu, J. & Liu, P., 2018 Dec 31, 2018 Progress In Electromagnetics Research Symposium, PIERS-Toyama 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 1686-1692 7 p. 8597960. (Progress in Electromagnetics Research Symposium; vol. 2018-August).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Light emitting diodes
Electric potential
Bias voltage
Communication systems
Visible light communication

A quick algorithm to detect LED array from the background in image sensor based visible light communication

Liu, P., Chen, X., Li, Y. & Liu, J., 2018 Dec 14, IST 2018 - IEEE International Conference on Imaging Systems and Techniques, Proceedings. Institute of Electrical and Electronics Engineers Inc., 8577141

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Image sensors
Light emitting diodes
Communication systems
Visible light communication
Hough transforms
2 Citations (Scopus)

Cooperative traffic light controlling based on machine learning and a genetic algorithm

Wang, H., Liu, J., Pan, Z., Takashi, K. & Shimamoto, S., 2018 Feb 27, 2017 23rd Asia-Pacific Conference on Communications: Bridging the Metropolitan and the Remote, APCC 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 1-6 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Telecommunication traffic
Learning systems
Genetic algorithms
Dedicated short range communications
Traffic congestion
Energy harvesting
Telecommunication networks
Base stations
Decoding
Communication

Fairness-aware hybrid resource allocation with cross-carrier scheduling for LTE-U system

Dong, Y., Pan, Z., Kang, K., Liu, J., Shimamoto, S., Wicaksono, R. P., Kunishige, S. & Chang, K., 2018, Mobile and Wireless Technologies 2017 - ICMWT 2017. Springer Verlag, Vol. 425. p. 114-128 15 p. (Lecture Notes in Electrical Engineering; vol. 425).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Long Term Evolution (LTE)
Resource allocation
Scheduling
Throughput
Communication
1 Citation (Scopus)

Full-duplex wireless powered IoT networks

Kang, K., Ye, R., Pan, Z., Liu, J. & Shimamoto, S., 2018 Jan 1, In : IEEE Access. 6, p. 54546-54556 11 p., 8471181.

Research output: Contribution to journalArticle

Energy harvesting
Internet of things
Time division multiple access
kamikihi-to

Modeling and analysis of spatial inter-symbol interference for MIMO image sensors based visible light communication

Wu, R., Guo, Y., Liu, J. & Liu, P., 2018 Jan 4, Proceedings of the 2017 ITU Kaleidoscope Academic Conference: Challenges for a Data-Driven Society, ITU K 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 1-7 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

MIMO systems
Image sensors
interference
symbol
communication
1 Citation (Scopus)

Normalized multi-dimensional parameter based affinity propagation clustering for cellular V2X

Koshimizu, T., Wang, H., Pan, Z., Liu, J. & Shimamoto, S., 2018 Jun 8, 2018 IEEE Wireless Communications and Networking Conference, WCNC 2018. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-April. p. 1-6 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Vehicular ad hoc networks
Controllability
Railroad cars
Communication

Novel UE RF condition estimation algorithm by integrating machine learning

Dong, Y., Pan, Z., Ernawan, M. E., Liu, J., Shimamoto, S., Wicaksono, R. P., Kunishige, S. & Chang, K., 2018, Mobile and Wireless Technologies 2017 - ICMWT 2017. Springer Verlag, Vol. 425. p. 102-113 12 p. (Lecture Notes in Electrical Engineering; vol. 425).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Radio equipment
Learning systems
Frequency estimation
Network performance
Learning algorithms
Base stations
Quality of service
Asymptotic analysis
Telecommunication traffic
Energy efficiency

Using light sensing to acquire SpO2 biological information via a non-contact approach

Nagao, Y., Hatsuda, M., Liu, J. & Shimamoto, S., 2018, Mobile and Wireless Technologies 2017 - ICMWT 2017. Springer Verlag, Vol. 425. p. 259-268 10 p. (Lecture Notes in Electrical Engineering; vol. 425).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Oximeters
Light interference
Health care
Wavelength
Oxygen
2017
1 Citation (Scopus)

Advanced A-law employing nonlinear distortion reduction in DCO-OFDM systems

Zhang, X., Liu, P., Liu, J. & Liu, S., 2017 Jun 28, 2015 IEEE/CIC International Conference on Communications in China - Workshops, CIC/ICCC 2015. Institute of Electrical and Electronics Engineers Inc., p. 184-188 5 p. 7961604

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nonlinear distortion
Orthogonal frequency division multiplexing
Light emitting diodes
Communication systems
Electric potential
5 Citations (Scopus)

A game theory based power control algorithm for future MTC NOMA networks

Kang, K., Pan, Z., Liu, J. & Shimamoto, S., 2017 Jul 17, 2017 14th IEEE Annual Consumer Communications and Networking Conference, CCNC 2017. Institute of Electrical and Electronics Engineers Inc., p. 203-208 6 p. 7983106

Research output: Chapter in Book/Report/Conference proceedingConference contribution

game theory
Game theory
Power control
communications
Electric power utilization
3 Citations (Scopus)

Game Theory Based Distributed Power Splitting for Future Wireless Powered MTC Networks

Kang, K., Ye, R., Pan, Z., Liu, J. & Shimamoto, S., 2017 Sep 23, (Accepted/In press) In : IEEE Access.

Research output: Contribution to journalArticle

Game theory
Telecommunication networks
Energy harvesting
Decoding
Signal to noise ratio
1 Citation (Scopus)

Partnership and data forwarding model for data acquisition in UAV-aided sensor networks

Say, S., Inata, H., Ernawan, M. E., Pan, Z., Liu, J. & Shimamoto, S., 2017 Jul 17, 2017 14th IEEE Annual Consumer Communications and Networking Conference, CCNC 2017. Institute of Electrical and Electronics Engineers Inc., p. 933-938 6 p. 7983258

Research output: Chapter in Book/Report/Conference proceedingConference contribution

data acquisition
Unmanned aerial vehicles (UAV)
Sensor networks
Data acquisition
Sensor nodes
2016
2 Citations (Scopus)

127.5 kbps Transmission using OLED with 7 kHz 3dB modulation bandwidth in visible light communication system

Thai, P. Q., Thanh, N. T., Shimamoto, S., Liu, J. & Wende, Z., 2016 Jan 20, International Conference on Advanced Technologies for Communications. IEEE Computer Society, Vol. 2016-January. p. 389-393 5 p. 7388358

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Organic light emitting diodes (OLED)
Communication systems
Modulation
Bandwidth
Frequency response
1 Citation (Scopus)

A DCO-OFDM system employing beneficial clipping method

Zhang, X., Liu, P., Liu, J. & Liu, S., 2016 Jan 14, Proceedings of the 2015 ITU Kaleidoscope: Trust in the Information Society, K-2015 - Academic Conference. Institute of Electrical and Electronics Engineers Inc., 7383638

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Orthogonal frequency division multiplexing
Signal to noise ratio
Modulation
1 Citation (Scopus)

Characterization of radiative recombination in Ag(In,Ga)Se2 thin films by photoluminescence

Zhang, X. F., Liu, J. & Liu, G. F., 2016 Jun 1, In : AIP Advances. 6, 6, 065222.

Research output: Contribution to journalArticle

radiative recombination
photoluminescence
thin films
energy levels
replicas

Investigation on visible light communication system using OLED with dimming support

Thai, P. Q., Lin, N. X., Shimamoto, S., Liu, J. & Wende, Z., 2016 Jan 20, International Conference on Advanced Technologies for Communications. IEEE Computer Society, Vol. 2016-January. p. 434-438 5 p. 7388366

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Organic light emitting diodes (OLED)
Communication systems
Pulse position modulation
Data communication systems
Frequency response
3 Citations (Scopus)

LED nonlinearity impact on Frequency Modulation signals over Visible Light Communication systems

Zhang, H., Liu, P., Li, Q., Liu, J. & Liu, S., 2016 Apr 15, 2015 IEEE International Conference on Communication Problem-Solving, ICCP 2015. Institute of Electrical and Electronics Engineers Inc., p. 369-372 4 p. 7454177

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Frequency modulation
frequency modulation
Light emitting diodes
optical communication
telecommunication
41 Citations (Scopus)

Priority-Based Data Gathering Framework in UAV-Assisted Wireless Sensor Networks

Say, S., Inata, H., Liu, J. & Shimamoto, S., 2016 Jul 15, In : IEEE Sensors Journal. 16, 14, p. 5785-5794 10 p., 7469804.

Research output: Contribution to journalArticle

pilotless aircraft
Unmanned aerial vehicles (UAV)
Wireless sensor networks
sensors
energy consumption

Train ticket gate system employing optical wireless communications

Khemry, K., Liu, J. & Shimamoto, S., 2016 Mar 30, 2016 13th IEEE Annual Consumer Communications and Networking Conference, CCNC 2016. Institute of Electrical and Electronics Engineers Inc., p. 301-302 2 p. 7444790

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical systems
Communication
Availability

Unmanned aerial vehicle based missing people detection system employing phased array antenna

Inata, H., Say, S., Ando, T., Liu, J. & Shimamoto, S., 2016 Aug 25, 2016 IEEE Wireless Communications and Networking Conference Workshops, WCNCW 2016. Institute of Electrical and Electronics Engineers Inc., p. 222-227 6 p. 7552703

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Antenna phased arrays
Unmanned aerial vehicles (UAV)
Disasters
Antennas
Time delay

Unmanned aerial vehicle based missing people detection system employing phased array antenna

Inata, H., Say, S., Ando, T., Liu, J. & Shimamoto, S., 2016 Sep 12, 2016 IEEE Wireless Communications and Networking Conference, WCNC 2016. Institute of Electrical and Electronics Engineers Inc., Vol. 2016-September. 7564674

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Antenna phased arrays
Unmanned aerial vehicles (UAV)
Disasters
Antennas
Time delay
2015

Adjustable energy consumption access scheme for satellite cluster networks

Hernandez Ruiz Gaytan, L. D. C., Pan, Z., Liu, J. & Shimamoto, S., 2015 May 1, In : IEICE Transactions on Communications. E98B, 5, p. 949-961 13 p.

Research output: Contribution to journalArticle

Energy utilization
Satellites
Communication systems
Satellite links
Communication

Character-oriented image sensor communication system

Wu, R., Lv, L., Liu, J., Liu, P., Liu, S. & Han, S., 2015, Electronics, Communications and Networks IV - Proceedings of the 4th International Conference on Electronics, Communications and Networks, CECNet2014. CRC Press/Balkema, p. 1219-1223 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Image sensors
Communication systems
Demodulation
Bit error rate
Light emitting diodes

Cooperative access among UEs in cellular networks

Saito, M., Xiwen, L., Pan, Z., Liu, J. & Shimamoto, S., 2015 Aug 19, 2015 International Conference on Collaboration Technologies and Systems, CTS 2015. Institute of Electrical and Electronics Engineers Inc., p. 434-440 7 p. 7210462

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Base stations
Communication
Telecommunication traffic
Wireless networks
Agglomeration
11 Citations (Scopus)

Dynamic Scheduling for High Throughput Satellites Employing Priority Code Scheme

Del Consuelo Hernandez Ruiz Gaytan, L., Pan, Z., Liu, J. & Shimamoto, S., 2015, In : IEEE Access. 3, p. 2044-2054 11 p., 7312880.

Research output: Contribution to journalArticle

Scheduling
Throughput
Satellites
Bandwidth
Frequency allocation

The performance of FM broadcast using radio on visible light communication systems

Zhang, H., Zhang, X., Liu, P., Liu, J., Liu, S. & Wang, B., 2015, Electronics, Communications and Networks IV - Proceedings of the 4th International Conference on Electronics, Communications and Networks, CECNet2014. CRC Press/Balkema, p. 1779-1784 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Frequency modulation
Communication systems
Signal to noise ratio
Reception quality
Lighting

The performance of QC-LDPC codes in visible light communication

Liu, T., Liu, P., Liu, J., Liu, S. & Wang, B., 2015, Electronics, Communications and Networks IV - Proceedings of the 4th International Conference on Electronics, Communications and Networks, CECNet2014. CRC Press/Balkema, p. 997-1002 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bit error rate
Amplification
Signal to noise ratio
Communication systems
Photodiodes
2014
7 Citations (Scopus)

An advanced A-law companding algorithm in VLC-OFDM

Zhang, X., Liu, P., Liu, J. & Liu, S., 2014 Feb 3, 2014 IEEE 3rd Global Conference on Consumer Electronics, GCCE 2014. Institute of Electrical and Electronics Engineers Inc., p. 721-722 2 p. 7031221

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Orthogonal frequency division multiplexing
Nonlinear distortion
Light emitting diodes
Communication systems
Visible light communication
9 Citations (Scopus)

Effective data gathering protocol in WSN-UAV employing priority-based contention window adjustment scheme

Sotheara, S., Aomi, N., Ando, T., Liu, J., Shiratori, N. & Shimamoto, S., 2014 Mar 18, 2014 IEEE Globecom Workshops, GC Wkshps 2014. Institute of Electrical and Electronics Engineers Inc., p. 1475-1480 6 p. 7063642

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Unmanned aerial vehicles (UAV)
Network protocols
Data communication systems
Carrier sense multiple access
Packet loss
2 Citations (Scopus)

Neuron control-based power adjustment scheme for sleep two-tier cellular networks

Pan, Z., Saito, M., Liu, J. & Shimamoto, S., 2014 Nov 10, IEEE Wireless Communications and Networking Conference, WCNC. Institute of Electrical and Electronics Engineers Inc., p. 3201-3206 6 p. 6953032

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Neurons
Macros
Base stations
Femtocell
Power control
2013
1 Citation (Scopus)
Web services
Transducers
Actuators
Communication
Sensors

A subcarrier modulation based optical wireless communication system employing transmission diversity

Liu, J., Dong, M., Yang, L. T. & Shimamoto, S., 2013, In : Journal of Supercomputing. 66, 3, p. 1306-1319 14 p.

Research output: Contribution to journalArticle

Optical Wireless
Optical Communication
Wireless Communication
Communication Systems
Communication systems
1 Citation (Scopus)

Performance evaluation of optical wireless identification scheme employing thinfilm corner cube retroreflector

Khourn, K., Liu, J., Noonpakdee, W. & Shimamoto, S., 2013, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC. p. 3599-3604 6 p. 6666774

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Communication
Secondary batteries
Energy harvesting
Wavelength
Amplitude shift keying
2012
13 Citations (Scopus)

Hybrid visible light communications in Intelligent Transportation Systems with position based services

Liu, J., Chan, P. W. C., Ng, D. W. K., Lo, E. S. & Shimamoto, S., 2012, 2012 IEEE Globecom Workshops, GC Wkshps 2012. p. 1254-1259 6 p. 6477761

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Communication systems
Radio communication
Communication
Optical communication
Visible light communication
8 Citations (Scopus)

Impact of light reflection on indoor wireless optical CDMA systems

Liu, J., Pan, Z., Noonpakdee, W. & Shimamoto, S., 2012, In : Journal of Optical Communications and Networking. 4, 12, p. 989-996 8 p., 6392503.

Research output: Contribution to journalArticle

Light reflection
Code division multiple access
Bit error rate
Thermal noise
Diodes
2 Citations (Scopus)

Performance analysis of image sensor communication over free space optical channel

Liu, J., Pan, Z. & Shimamoto, S., 2012, IST 2012 - 2012 IEEE International Conference on Imaging Systems and Techniques, Proceedings. p. 627-632 6 p. 6295587

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Atmospheric turbulence
Image sensors
Communication
Communication systems
Modulation
2011
2 Citations (Scopus)

A novel RF signal beamforming scheme over Optical Wireless Communications

Liu, J., Noonpakdee, W., Takano, H. & Shimamoto, S., 2011, 2011 International Conference on Space Optical Systems and Applications, ICSOS'11. p. 346-350 5 p. 5783695

Research output: Chapter in Book/Report/Conference proceedingConference contribution

beamforming
wireless communication
Beamforming
radio frequencies
relay
3 Citations (Scopus)

Evaluation of reflected light effect for indoor wireless optical CDMA system

Liu, J., Noonpakdee, W., Takano, H. & Shimamoto, S., 2011, 2011 IEEE Wireless Communications and Networking Conference, WCNC 2011. p. 1688-1693 6 p. 5779389

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Code division multiple access
evaluation
interference
symbol
Bit error rate
4 Citations (Scopus)

Experiment on space and time division multiple access scheme over free space optical communication

Liu, J., Sando, J., Shimamoto, S., Fujikawa, C. & Kodate, K., 2011 Nov, In : IEEE Transactions on Consumer Electronics. 57, 4, p. 1571-1578 8 p., 6131127.

Research output: Contribution to journalArticle

Space division multiple access
Time division multiple access
Optical communication
Stepping motors
Throughput
8 Citations (Scopus)

Foundational analysis of spatial optical wireless communication utilizing image sensor

Liu, J., Noonpakdee, W., Takano, H. & Shimamoto, S., 2011, 2011 IEEE International Conference on Imaging Systems and Techniques, IST 2011 - Proceedings. p. 205-209 5 p. 5962193

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Image sensors
Communication
Light emitting diodes
Light sources
Transmitters
1 Citation (Scopus)

Position based access scheme for indoor optical wireless communication systems

Noonpakdee, W., Liu, J. & Shimamoto, S., 2011, 2011 IEEE Consumer Communications and Networking Conference, CCNC'2011. p. 958-962 5 p. 5766649

Research output: Chapter in Book/Report/Conference proceedingConference contribution

communication system
Communication systems
Modulation
Quadrature phase shift keying
Transmitters